Ecuaciones de 2 grado ayud A) X 2 – 20 X - 341 = 0

B) X 2 – 12 X + 36 = 0

C) 2X 2 – 11 X + 15 = 0

D) 2X 2 + X - 15 = 0

E) 3X 2 = 243

F) 6X 2 – 12 X = 0

Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x